11102031203321 has 16 divisors (see below), whose sum is σ = 11160203061120. Its totient is φ = 11044003501440.

The previous prime is 11102031203311. The next prime is 11102031203359. The reversal of 11102031203321 is 12330213020111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11102031203321 - 2⁶ = 11102031203257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11102031203293 and 11102031203302.

It is not an unprimeable number, because it can be changed into a prime (11102031203311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 638442695 + ... + 638460083.

It is an arithmetic number, because the mean of its divisors is an integer number (697512691320).

Almost surely, 2^{11102031203321} is an apocalyptic number.

It is an amenable number.

11102031203321 is a deficient number, since it is larger than the sum of its proper divisors (58171857799).

11102031203321 is a wasteful number, since it uses less digits than its factorization.

11102031203321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21344.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11102031203321 its reverse (12330213020111), we get a palindrome (23432244223432).

The spelling of 11102031203321 in words is "eleven trillion, one hundred two billion, thirty-one million, two hundred three thousand, three hundred twenty-one".